package com.xapp.utils;

import android.content.Context;
import android.content.SharedPreferences;
import java.util.HashSet;
import java.util.Set;

/**
 * @author YH_CK
 * @data 2018.09.14 13:56
 * @describe 数据存储
 **/
public class SharedPreferencesUtils {

    /**
     * 保存在手机里面的文件名
     */
    private static final String FILE_NAME = "yh_share_date";

    /**
     * 保存数据的方法，我们需要拿到保存数据的具体类型，然后根据类型调用不同的保存方法
     *
     * @param context context
     * @param key key
     * @param object value
     */
    public static void setParam(Context context, String key, Object object) {
        SharedPreferences sp = context.getSharedPreferences(FILE_NAME, Context.MODE_PRIVATE);
        SharedPreferences.Editor editor = sp.edit();

        if (object instanceof String) {
            editor.putString(key, (String) object);
        } else if (object instanceof Integer) {
            editor.putInt(key, (Integer) object);
        } else if (object instanceof Boolean) {
            editor.putBoolean(key, (Boolean) object);
        } else if (object instanceof Float) {
            editor.putFloat(key, (Float) object);
        } else if (object instanceof Long) {
            editor.putLong(key, (Long) object);
        } else if (object instanceof HashSet) {
            editor.putStringSet(key, (Set<String>) object);
        }

        editor.apply();
    }

    /**
     * 得到保存数据的方法，我们根据默认值得到保存的数据的具体类型，然后调用相对于的方法获取值
     *
     * @param context 上下文
     * @param key key
     * @param defaultObject defaultValue
     * @return value
     */
    public static Object getParam(Context context, String key, Object defaultObject) {
        SharedPreferences sp = context.getSharedPreferences(FILE_NAME, Context.MODE_PRIVATE);

        if (defaultObject instanceof String) {
            return sp.getString(key, (String) defaultObject);
        } else if (defaultObject instanceof Integer) {
            return sp.getInt(key, (Integer) defaultObject);
        } else if (defaultObject instanceof Boolean) {
            return sp.getBoolean(key, (Boolean) defaultObject);
        } else if (defaultObject instanceof Float) {
            return sp.getFloat(key, (Float) defaultObject);
        } else if (defaultObject instanceof Long) {
            return sp.getLong(key, (Long) defaultObject);
        } else if (defaultObject instanceof HashSet) {
            return sp.getStringSet(key, (Set<String>) defaultObject);
        }
        return null;
    }

    public static void clearParams(Context context) {
        SharedPreferences sp = context.getSharedPreferences(FILE_NAME, Context.MODE_PRIVATE);
        SharedPreferences.Editor editor = sp.edit();

        editor.clear().apply();
    }
}
